Science Chapter 2
Terms
undefined, object
copy deck
- Earth Science
- study of earth
- Classify
- process of grouping together items that are alike in some way
- Infer
- Process of making an inference (interpretation)
- Model
- process of creating representations of complex objects or processes
- Quantitative Observation
- Observation that deals with a number or amount
- Precision
- How close a group of measurements are to each other
- Data
- Facts, figures, and other evidence gathered through observation
- Mode
- The number that appears most often in a list of numbers
- Volume =
- Liter (L)
- Mass
- measurement of the amount of matter an object contains
- Scientific Inquiry
- Ongoing process of discovery in science; ways scientist studies the nature world
- Prediction
- process of forecasting what will happen in the future, based on past experience
- Median
- The middle number in a set of data or list of numbers
- most important safety rule
- always follw teacher's directions
- Observation
- process of using one or more of your senses to gather information
- Responding variable
- factor that changes as a result of changed to te manipulated (independent) variable
- Qualitative Observation
- observation that deals with characteristics that cannot be expressed by numbers
- Estimate
- An approximation of a number based on reasonable assumptions
- Time =
- Seconds
- Percent Error
- A calculation used to determine how accurate an experimental value really is
- volume
- amount of space an object takes up
- Mass =
- kilogram (kg)
- Mean
- The numerical average of a list of numbers
- density
- measure of how much mass is contained in a given value
- Manipulated Variable
- the one factor that a scientist changes during an experiment; independent variable
- weight
- measure of the force of gravity
- Communication
- the process of sharing ideas with others; written or speaking
- Temperature =
- Kelvin (K) /Celsius (C)
- Length =
- Meter (m)
- Accuracy
- How close a measurement is to the true or accepted value
- Meniscus
- curved upper surfact of a liquid in a column of liquid